CN110297780B - 存储装置及计算机系统 - Google Patents
存储装置及计算机系统 Download PDFInfo
- Publication number
- CN110297780B CN110297780B CN201810801383.0A CN201810801383A CN110297780B CN 110297780 B CN110297780 B CN 110297780B CN 201810801383 A CN201810801383 A CN 201810801383A CN 110297780 B CN110297780 B CN 110297780B
- Authority
- CN
- China
- Prior art keywords
- data
- host
- block
- memory
- ssd3
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000034 method Methods 0.000 claims abstract description 625
- 230000008569 process Effects 0.000 claims abstract description 606
- 238000012545 processing Methods 0.000 claims description 121
- 230000026676 system process Effects 0.000 claims description 38
- 238000012544 monitoring process Methods 0.000 description 53
- 238000007726 management method Methods 0.000 description 44
- 238000013523 data management Methods 0.000 description 26
- 230000007423 decrease Effects 0.000 description 21
- 238000010586 diagram Methods 0.000 description 9
- 230000008859 change Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000012005 ligant binding assay Methods 0.000 description 5
- 238000012546 transfer Methods 0.000 description 5
- 230000006870 function Effects 0.000 description 4
- 238000012937 correction Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- MHABMANUFPZXEB-UHFFFAOYSA-N O-demethyl-aloesaponarin I Natural products O=C1C2=CC=CC(O)=C2C(=O)C2=C1C=C(O)C(C(O)=O)=C2C MHABMANUFPZXEB-UHFFFAOYSA-N 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000004931 aggregating effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000004242 micellar liquid chromatography Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000013403 standard screening design Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
- G06F3/0671—In-line storage system
- G06F3/0683—Plurality of storage devices
- G06F3/0685—Hybrid storage combining heterogeneous device types, e.g. hierarchical storage, hybrid arrays
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0655—Vertical data movement, i.e. input-output transfer; data movement between one or more hosts and one or more storage devices
- G06F3/0659—Command handling arrangements, e.g. command buffers, queues, command scheduling
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
- G06F3/061—Improving I/O performance
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/02—Addressing or allocation; Relocation
- G06F12/0223—User address space allocation, e.g. contiguous or non contiguous base addressing
- G06F12/023—Free address space management
- G06F12/0238—Memory management in non-volatile memory, e.g. resistive RAM or ferroelectric memory
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/02—Addressing or allocation; Relocation
- G06F12/0223—User address space allocation, e.g. contiguous or non contiguous base addressing
- G06F12/023—Free address space management
- G06F12/0238—Memory management in non-volatile memory, e.g. resistive RAM or ferroelectric memory
- G06F12/0246—Memory management in non-volatile memory, e.g. resistive RAM or ferroelectric memory in block erasable memory, e.g. flash memory
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
- G06F3/0608—Saving storage space on storage systems
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
- G06F3/061—Improving I/O performance
- G06F3/0613—Improving I/O performance in relation to throughput
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0638—Organizing or formatting or addressing of data
- G06F3/064—Management of blocks
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0646—Horizontal data movement in storage systems, i.e. moving data in between storage devices or systems
- G06F3/0647—Migration mechanisms
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0646—Horizontal data movement in storage systems, i.e. moving data in between storage devices or systems
- G06F3/0647—Migration mechanisms
- G06F3/0649—Lifecycle management
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0655—Vertical data movement, i.e. input-output transfer; data movement between one or more hosts and one or more storage devices
- G06F3/0658—Controller construction arrangements
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
- G06F3/0671—In-line storage system
- G06F3/0673—Single storage device
- G06F3/0679—Non-volatile semiconductor memory device, e.g. flash memory, one time programmable memory [OTP]
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
- G06F2212/10—Providing a specific technical effect
- G06F2212/1032—Reliability improvement, data loss prevention, degraded operation etc
- G06F2212/1036—Life time enhancement
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
- G06F2212/72—Details relating to flash memory management
- G06F2212/7211—Wear leveling
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Techniques For Improving Reliability Of Storages (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
- Memory System (AREA)
- Read Only Memory (AREA)
Abstract
Description
Claims (11)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018-054918 | 2018-03-22 | ||
JP2018054918A JP6968016B2 (ja) | 2018-03-22 | 2018-03-22 | ストレージデバイスおよびコンピュータシステム |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110297780A CN110297780A (zh) | 2019-10-01 |
CN110297780B true CN110297780B (zh) | 2023-08-25 |
Family
ID=67983633
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810801383.0A Active CN110297780B (zh) | 2018-03-22 | 2018-07-20 | 存储装置及计算机系统 |
Country Status (5)
Country | Link |
---|---|
US (2) | US10871920B2 (zh) |
JP (1) | JP6968016B2 (zh) |
KR (1) | KR102094236B1 (zh) |
CN (1) | CN110297780B (zh) |
TW (1) | TWI682279B (zh) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11023150B2 (en) * | 2019-07-01 | 2021-06-01 | International Business Machines Corporation | Block mode toggling using hybrid controllers |
US11768701B2 (en) * | 2019-09-17 | 2023-09-26 | Western Digital Technologies, Inc. | Exception analysis for data storage devices |
CN118210741A (zh) * | 2020-04-30 | 2024-06-18 | 华为技术有限公司 | 一种页交换的方法、存储系统和电子设备 |
JP7490469B2 (ja) | 2020-06-25 | 2024-05-27 | キオクシア株式会社 | ストレージデバイス、ストレージシステム及び制御方法 |
US11907539B2 (en) * | 2020-11-20 | 2024-02-20 | Samsung Electronics Co., Ltd. | System and method for stream based data placement on hybrid SSD |
CN112559392B (zh) * | 2020-12-23 | 2023-08-15 | 深圳大普微电子科技有限公司 | 一种加速读存储介质的方法、读加速硬件模块及存储器 |
US20220374216A1 (en) * | 2021-05-20 | 2022-11-24 | Lenovo (United States) Inc. | Method of manufacturing information processing apparatus and mobile computer |
CN113504994B (zh) * | 2021-07-26 | 2022-05-10 | 上海遁一信息科技有限公司 | 一种内存池性能弹性伸缩的实现方法及系统 |
CN114201233B (zh) * | 2021-11-18 | 2024-07-16 | 成都网思科平科技有限公司 | 一种基于快照参照的减少进程模块加载数据存储的方法 |
US11977739B2 (en) | 2022-09-01 | 2024-05-07 | Western Digital Technologies, Inc. | Handling write data burst for improved performance and resource usage |
US11960742B1 (en) * | 2022-10-14 | 2024-04-16 | Oracle International Corporation | High-performance, block-level fail atomicity on byte-level non-volatile media |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102473136A (zh) * | 2010-05-31 | 2012-05-23 | 松下电器产业株式会社 | 存储器管理装置、存储器管理方法、存储器管理程序、记录存储器管理程序的可由计算机读取的记录介质以及集成电路 |
CN106104485A (zh) * | 2014-03-10 | 2016-11-09 | 微软技术许可有限责任公司 | 针对多进程应用的动态资源管理 |
Family Cites Families (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8078794B2 (en) * | 2000-01-06 | 2011-12-13 | Super Talent Electronics, Inc. | Hybrid SSD using a combination of SLC and MLC flash memory arrays |
US7594128B2 (en) * | 2004-08-04 | 2009-09-22 | Hewlett-Packard Development Company, L.P. | Systems and methods to determine processor utilization |
JP4805696B2 (ja) | 2006-03-09 | 2011-11-02 | 株式会社東芝 | 半導体集積回路装置およびそのデータ記録方式 |
JP2008152464A (ja) * | 2006-12-15 | 2008-07-03 | Toshiba Corp | 記憶装置 |
US8627029B2 (en) * | 2007-03-08 | 2014-01-07 | Sandisk Il Ltd. | Methods for managing files according to application |
TW200841343A (en) * | 2007-04-02 | 2008-10-16 | Apacer Technology Inc | A data storage device consisting of NAND (Not-AND) flash memory and its data storing method |
KR101085393B1 (ko) * | 2008-12-24 | 2011-11-21 | 주식회사 코아로직 | 복수의 프로세스를 멀티태스킹하기 위한 명령 실행 방법 및장치 |
JP2010266962A (ja) * | 2009-05-12 | 2010-11-25 | Toshiba Storage Device Corp | 記憶装置、その制御方法及びその記憶装置を備える電子装置 |
US8402214B2 (en) * | 2009-09-16 | 2013-03-19 | Hitachi, Ltd. | Dynamic page reallocation storage system management |
JP5066209B2 (ja) * | 2010-03-18 | 2012-11-07 | 株式会社東芝 | コントローラ、データ記憶装置、及びプログラム |
JP2012033002A (ja) | 2010-07-30 | 2012-02-16 | Toshiba Corp | メモリ管理装置およびメモリ管理方法 |
JP5066241B2 (ja) * | 2010-09-24 | 2012-11-07 | 株式会社東芝 | メモリシステム |
US8537613B2 (en) * | 2011-03-31 | 2013-09-17 | Sandisk Technologies Inc. | Multi-layer memory system |
TWI471862B (zh) | 2011-08-19 | 2015-02-01 | Silicon Motion Inc | 快閃記憶體控制器 |
US20170017406A1 (en) * | 2015-07-14 | 2017-01-19 | HGST Netherlands B.V. | Systems and methods for improving flash-oriented file system garbage collection |
GB2536514A (en) * | 2013-12-12 | 2016-09-21 | Hitachi Ltd | Storage device and method for controlling storage device |
US9928169B2 (en) * | 2014-05-07 | 2018-03-27 | Sandisk Technologies Llc | Method and system for improving swap performance |
US10452280B2 (en) * | 2014-10-03 | 2019-10-22 | International Business Machines Corporation | Hybrid storage system employing reconfigurable memory |
JP2016170583A (ja) * | 2015-03-12 | 2016-09-23 | 株式会社東芝 | メモリシステムおよび情報処理システム |
US20160283124A1 (en) * | 2015-03-25 | 2016-09-29 | Kabushiki Kaisha Toshiba | Multi-streamed solid state drive |
TWI672706B (zh) * | 2015-12-14 | 2019-09-21 | 南韓商愛思開海力士有限公司 | 記憶體儲存裝置及其操作方法 |
KR102259868B1 (ko) | 2015-12-17 | 2021-06-01 | 에스케이텔레콤 주식회사 | 메모리제어장치 및 메모리제어장치의 동작 방법 |
US11169707B2 (en) * | 2016-01-22 | 2021-11-09 | Netapp, Inc. | Garbage collection pacing in a storage system |
US10235079B2 (en) * | 2016-02-03 | 2019-03-19 | Toshiba Memory Corporation | Cooperative physical defragmentation by a file system and a storage device |
US10185658B2 (en) * | 2016-02-23 | 2019-01-22 | Sandisk Technologies Llc | Efficient implementation of optimized host-based garbage collection strategies using xcopy and multiple logical stripes |
US20170249092A1 (en) * | 2016-02-25 | 2017-08-31 | Canon Kabushiki Kaisha | Apparatus having volatile memory, memory control method, and storage medium |
US10739996B1 (en) * | 2016-07-18 | 2020-08-11 | Seagate Technology Llc | Enhanced garbage collection |
KR102550343B1 (ko) | 2016-07-27 | 2023-07-03 | 삼성전자주식회사 | 솔리드 스테이트 드라이브 장치 및 그것의 동작 방법 |
TWI615710B (zh) * | 2016-12-14 | 2018-02-21 | 群聯電子股份有限公司 | 記憶體管理方法、記憶體儲存裝置及記憶體控制電路單元 |
TWI602061B (zh) * | 2017-03-16 | 2017-10-11 | 群聯電子股份有限公司 | 資料寫入方法、記憶體儲存裝置與記憶體控制電路單元 |
TWI615711B (zh) * | 2017-03-28 | 2018-02-21 | 群聯電子股份有限公司 | 資料寫入方法、記憶體控制電路單元與記憶體儲存裝置 |
US11048624B2 (en) * | 2017-04-25 | 2021-06-29 | Samsung Electronics Co., Ltd. | Methods for multi-stream garbage collection |
US10496297B2 (en) * | 2017-11-21 | 2019-12-03 | Micron Technology, Inc. | Data categorization based on invalidation velocities |
US10713158B2 (en) * | 2018-06-28 | 2020-07-14 | Western Digital Technologies, Inc. | Non-volatile storage system with dynamic allocation of applications to memory based on usage monitoring |
-
2018
- 2018-03-22 JP JP2018054918A patent/JP6968016B2/ja active Active
- 2018-07-05 TW TW107123304A patent/TWI682279B/zh active
- 2018-07-19 KR KR1020180083935A patent/KR102094236B1/ko active IP Right Grant
- 2018-07-20 CN CN201810801383.0A patent/CN110297780B/zh active Active
- 2018-07-27 US US16/047,205 patent/US10871920B2/en active Active
-
2020
- 2020-11-18 US US16/951,785 patent/US20210072923A1/en not_active Abandoned
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102473136A (zh) * | 2010-05-31 | 2012-05-23 | 松下电器产业株式会社 | 存储器管理装置、存储器管理方法、存储器管理程序、记录存储器管理程序的可由计算机读取的记录介质以及集成电路 |
CN106104485A (zh) * | 2014-03-10 | 2016-11-09 | 微软技术许可有限责任公司 | 针对多进程应用的动态资源管理 |
Non-Patent Citations (1)
Title |
---|
极小嵌入式系统中闪存转换层的设计与实现;任小平等;《成都大学学报(自然科学版)》;20170630(第02期);全文 * |
Also Published As
Publication number | Publication date |
---|---|
CN110297780A (zh) | 2019-10-01 |
JP6968016B2 (ja) | 2021-11-17 |
US20190294365A1 (en) | 2019-09-26 |
US10871920B2 (en) | 2020-12-22 |
KR102094236B1 (ko) | 2020-04-23 |
TWI682279B (zh) | 2020-01-11 |
JP2019168822A (ja) | 2019-10-03 |
TW201941060A (zh) | 2019-10-16 |
US20210072923A1 (en) | 2021-03-11 |
KR20190111714A (ko) | 2019-10-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110297780B (zh) | 存储装置及计算机系统 | |
US12038834B2 (en) | Memory system and method for controlling nonvolatile memory during command processing without replacing defective blocks | |
US11669444B2 (en) | Computing system and method for controlling storage device | |
TWI674502B (zh) | 記憶體系統及控制方法 | |
CN106874217B (zh) | 存储器系统及控制方法 | |
CN106874211B (zh) | 存储器系统及非易失性存储器的控制方法 | |
US10761731B2 (en) | Array controller, solid state disk, and method for controlling solid state disk to write data | |
US11237742B2 (en) | Apparatus and method for controlling data stored in memory system | |
US9990277B2 (en) | System and method for efficient address translation of flash memory device | |
US11023132B2 (en) | Electronic device, computer system, and control method | |
US20210240667A1 (en) | User device including storage device and trim management method thereof | |
CN110908595A (zh) | 存储装置及信息处理系统 | |
EP4287028A1 (en) | Storage device providing high purge performance and memory block management method thereof | |
US20240370366A1 (en) | Computing system and method for controlling storage device | |
CN117149052A (zh) | 提供高清除性能的存储设备及其存储块管理方法 | |
CN113900583A (zh) | 数据存储装置及其操作方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: Tokyo Applicant after: TOSHIBA MEMORY Corp. Address before: Tokyo Applicant before: Pangea Co.,Ltd. Address after: Tokyo Applicant after: Kaixia Co.,Ltd. Address before: Tokyo Applicant before: TOSHIBA MEMORY Corp. |
|
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20220214 Address after: Tokyo Applicant after: Pangea Co.,Ltd. Address before: Tokyo Applicant before: TOSHIBA MEMORY Corp. |
|
GR01 | Patent grant | ||
GR01 | Patent grant |